NDS 900 Double Outlet Catch Basin, 9" x 9"Requires either a #1206, #1242, #1243, #1245, #1266 or #1889 universal outlet for each opening. Size: 9" x 9" Double outlet catch basin Requires either a #1206, #1242, #1243, #1245, #1266 or #1889 universal outlet for each opening. WARNING: This product can expose you to chemicals including Vinyl Chloride which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www. P65Warnings.